CN206652504U - A kind of continuous parallel-flow precipitation process units - Google Patents
A kind of continuous parallel-flow precipitation process units Download PDFInfo
- Publication number
- CN206652504U CN206652504U CN201720304387.9U CN201720304387U CN206652504U CN 206652504 U CN206652504 U CN 206652504U CN 201720304387 U CN201720304387 U CN 201720304387U CN 206652504 U CN206652504 U CN 206652504U
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- reactor
- feed
- raw material
- process units
- surge tank
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Abstract
A kind of continuous parallel-flow precipitation process units disclosed in the utility model, including reactor and surge tank, reactor and surge tank are interconnected, and reactor is provided with the first feed(raw material)inlet, the second feed(raw material)inlet, reactor head is provided with spray equipment, and reactor head is provided with some stomatas.The device is realized and can be well mixed in two kinds of solution of charging process using atomizing type, realizes continuous input and output material, the catalyst raw powder particle diameter of production is small, and surface area is big, and particle is uniform.
Description
Technical field
The technical field of catalyst manufacture is the utility model is related to, more particularly to a kind of continuous parallel-flow precipitation process units.
Background technology
It is to carry out metal salt and precipitating reagent to mix generation precipitation that the precipitation method, which prepare catalyst, and precipitation is filtered, washs, be dry
Dry, granulation, roasting obtain catalyst.The mixing of reaction solution and feed way have very to the precipitated products of generation in depositing technology
It is big to influence.Uniform to obtain particle, particle diameter is smaller, the precipitation of favorable dispersibility, and parallel-flow precipitation is commonly used in catalyst preparation
A kind of method.Parallel-flow precipitation refers to metal salt and precipitating reagent while adds carry out precipitation reaction.
Existing industrial mode of production is will to be mixed by two kinds of liquid while add in stirred tank, and solution adds mixing
Still aging stabilization to be precipitated is handled again after uniformly.This kind of mode can not avoid system local concentration supersaturated, so as to sample
Product particle is uneven.The precipitation particle that prior art obtains is uneven, and poor repeatability, the catalyst batch of preparation differs greatly,
Batch production labor intensity is big.
Utility model content
The purpose of this utility model is to provide a kind of continuous parallel-flow precipitation process units solve above-mentioned prior art problem
In one or more.
The utility model provides a kind of continuous parallel-flow precipitation process units, including reactor and surge tank, reactor ease up
Rush tank to be interconnected, reactor is provided with the first feed(raw material)inlet, the second feed(raw material)inlet, and reactor head is provided with spray equipment, instead
Answer and be provided with some stomatas at the top of device.It is water spray system at the top of the device, lower section reactor is provided with the first feed(raw material)inlet, can led to
Enter precipitating reagent, the second feed(raw material)inlet, metal salt solution can be passed through, both continuous cocurrent flows enter reactor, and react to each other life
Into tiny precipitation, up enter surge tank under the drive of the pure water current sprayed out of spray equipment, formed in surge tank
Enter next process after stable aaerosol solution.
In some embodiments, surge tank is pipeline static mixer.Tiny be deposited under current drive enters pipeline
Static mixer, by the further mixing of static mixer, precipitation forms stable aaerosol solution and continuously flowed to down
One procedure.And pipeline static mixer energy consumption is low, small volume, efficiency high.
In some embodiments, above surge tank, reactor is fixedly connected reactor with surge tank by flange.
In some embodiments, the first feed(raw material)inlet is provided with the first sprayer unit, and the first sprayer unit enters including first
Tracheae, the first feed tube and first jet, the first feed tube connect with the first air inlet pipe, and the first air inlet pipe connects with first jet
Logical, first jet is located at the inwall of reactor, and the second feed(raw material)inlet is provided with the second sprayer unit, and the second sprayer unit includes second
Air inlet pipe, the second feed tube and second nozzle, the second feed tube connect with the second air inlet pipe, and the second air inlet pipe connects with second nozzle
Logical, second nozzle is located at the inwall of reactor.First feed tube and the second feed tube, are respectively used to metal salt solution and precipitating reagent
Charging, by the use of compressed air as atomization gas by the first air inlet pipe and the second air inlet pipe, metal salt solution and precipitating reagent are led to
The state for crossing nozzle to be atomized ejects, and two kinds of salting liquids contact in spray pattern, slowly form tiny precipitation.
In some embodiments, ring is gone back on reactor and is provided with some feed(raw material)inlets.Continuous parallel-flow precipitation can be improved
Production efficiency.
Brief description of the drawings
Fig. 1 is a kind of structural representation of continuous parallel-flow precipitation process units in the embodiment of the utility model one；
Fig. 2 is a kind of part-structure schematic diagram of continuous parallel-flow precipitation process units in the embodiment of the utility model one.
Embodiment
With reference to Figure of description, the utility model is described in more detail.
As shown in figure 1, a kind of continuously parallel-flow precipitation process units, including reactor 1 and surge tank 7, reactor 1 and buffering
Tank 7 is interconnected, and reactor is provided with the first feed(raw material)inlet 2, the second feed(raw material)inlet 3, and reactor head is provided with spray equipment 4,
Reactor head is provided with some stomatas 5.
Surge tank 7 is pipeline static mixer, low using the energy consumption of pipeline static mixer 7, small volume, efficiency high serialization
Operation, production efficiency are high.
Reactor 1 is fixedly connected located at the top of surge tank 7, reactor 1 with surge tank 7 by flange 6.
First feed(raw material)inlet 2 is provided with the first sprayer unit, and the first sprayer unit includes the first air inlet pipe 21, the first feed tube
22 and first jet 23, the first feed tube 22 connected with the first air inlet pipe 21, the first air inlet pipe 21 connects with first jet 23,
One nozzle 23 is located at the inwall of reactor 1, and the second feed(raw material)inlet 3 is provided with the second sprayer unit, and the second sprayer unit includes second
Air inlet pipe 31, the second feed tube 32 and second nozzle 33, the second feed tube 32 connect with the second air inlet pipe 31, the second air inlet pipe 31
Connected with second nozzle 33, second nozzle 33 is located at the inwall of reactor 1.Using atomizing type in charging process, two kinds of solution
Instantaneous efficiently mixing is realized in contact.
As shown in Fig. 2 in order to improve production efficiency, ring is gone back on reactor 1 and is provided with some feed(raw material)inlets.
Operation principle：The water spray system at the top of reactor 1, the first feed tube 22 and the second feed tube 32 are opened, respectively
Fed for metal salt solution and precipitating reagent, pass through the first air inlet pipe 21 and the second air inlet pipe by the use of compressed air as atomization gas
31, metal salt solution and precipitating reagent are ejected by nozzle with the state being atomized, two kinds of salting liquids contact in spray pattern, slowly
Slowly tiny precipitation is formed, tiny be deposited under current drive enters pipeline static mixer 7, enter one by static mixer 7
Step mixes, and precipitation forms stable aaerosol solution and continuously flows to next process.
A kind of continuous parallel-flow precipitation process units in embodiment provided by the utility model, the device use atomization side
Formula is realized and can be well mixed in two kinds of solution of charging process, realizes continuous input and output material, and the catalyst raw powder particle diameter of production is small,
Surface area is big, and particle is uniform.
Presented above is only preferred embodiment of the present utility model, it is noted that to those skilled in the art,
On the premise of not departing from the utility model and creating design, various modifications and improvements can be made, these also should be regarded as this reality
Within new protection domain.
Claims (5)
1. a kind of continuous parallel-flow precipitation process units, it is characterised in that including reactor (1) and surge tank (7), the reactor
(1) it is interconnected with surge tank (7), the reactor is provided with the first feed(raw material)inlet (2), the second feed(raw material)inlet (3), described anti-
Answer and be provided with spray equipment (4) at the top of device, the reactor head is provided with some stomatas (5).
2. a kind of continuous parallel-flow precipitation process units according to claim 1, it is characterised in that the surge tank (7) is
Pipeline static mixer.
A kind of 3. continuous parallel-flow precipitation process units according to claim 1 or 2, it is characterised in that the reactor (1)
Above surge tank (7), the reactor (1) is fixedly connected with surge tank (7) by flange (6).
A kind of 4. continuous parallel-flow precipitation process units according to claim 3, it is characterised in that first feed(raw material)inlet
(2) the first sprayer unit is provided with, first sprayer unit includes the first air inlet pipe (21), the first feed tube (22) and the first spray
Mouth (23), first feed tube (22) connect with the first air inlet pipe (21), first air inlet pipe (21) and first jet
(23) connect, the first jet (23) is located at the inwall of reactor (1), and second feed(raw material)inlet (3) is provided with the second spraying
Device, second sprayer unit include the second air inlet pipe (31), the second feed tube (32) and second nozzle (33), and described second
Feed tube (32) connects with the second air inlet pipe (31), and second air inlet pipe (31) connects with second nozzle (33), and described second
Nozzle (33) is located at the inwall of reactor (1).
5. a kind of continuous parallel-flow precipitation process units according to claim 1, it is characterised in that reactor goes back ring on (1)
To provided with some feed(raw material)inlets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720304387.9U CN206652504U (en) | 2017-03-27 | 2017-03-27 | A kind of continuous parallel-flow precipitation process units |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720304387.9U CN206652504U (en) | 2017-03-27 | 2017-03-27 | A kind of continuous parallel-flow precipitation process units |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206652504U true CN206652504U (en) | 2017-11-21 |
Family
ID=60316197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720304387.9U Expired - Fee Related CN206652504U (en) | 2017-03-27 | 2017-03-27 | A kind of continuous parallel-flow precipitation process units |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206652504U (en) |
-
2017
- 2017-03-27 CN CN201720304387.9U patent/CN206652504U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181018 Address after: 100005 707B, 8 Jianguomen North Street, Dongcheng District, Beijing. Patentee after: Beijing Xinggao Chemical Technology Co., Ltd. Address before: 226000 -11 1 building, No. 6 Tongshun Road, Nantong economic and Technological Development Zone, Jiangsu, Nantong, Jiangsu Patentee before: High chemical (Jiangsu) chemical new material Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171121 Termination date: 20200327 |